5 resultados para Colonial society

em University of Queensland eSpace - Australia


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This is the story of an extraordinary Aboriginal woman, Princy Carlo, and the identity of place she and her descendants fashioned within the confines of the Aboriginal settlement of Cherbourg (formerly Barambah), during the early twentieth century. The patch of Cherbourg that came to be known as 'Chinatown' has to date attracted cursory reference in historical commentary on the south-eastern Queensland Aboriginal settlement. Yet, hidden beneath what may appear as an inconsequential historical detail lies a fascinating illustration of the negotiation of place identity within a frame of triangulated group relations (Aboriginal-Chinese-White) in what remained, in essence, a colonial society. Incorporating primary written sources and oral accounts from descendants the study analyses the forging of the Chinatown identity of place through a process of 'spatial othering', eliciting features unique to this indigenous identity-construct. The study provides an insight into Aboriginal connection and kinship with land following forced removal to a government settlement, and contributes to the historical records of the Cherbourg Aboriginal community and the Eidsvold district in Queensland, Australia. (C) 2003 Elsevier Science Ltd. All rights reserved.

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Over the past 30 years, numerous attempts to understand the relationship between offspring size and fitness have been made, and it has become clear that this critical relationship is strongly affected by environmental heterogeneity. For marine invertebrates, there has been a long-standing interest in the evolution of offspring size, but there have been very few empirical and theoretical examinations of post-metamorphic offspring size effects, and almost none have considered the effect of environmental heterogeneity on the offspring size/fitness relationship. We investigated the post-metamorphic effects of offspring size in the field for the colonial marine invertebrate Botrylloides violaceus. We also examined how the relationship between offspring size and performance was affected by three different types of intraspecific competition. We found strong and persistent effects of offspring size on survival and growth, but these effects depended on the level and type of intraspecific competition.. Generally, competition strengthened the advantages of increasing maternal investment. Interestingly, we found that offspring size determined the outcome of competitive interaction: juveniles that had more maternal investment were more likely to encroach on another juvenile's territory. This suggests that mothers have the previously unrecognized potential to influence the outcome of competitive interactions in benthic marine invertebrates. We created a simple optimality model, which utilized the data generated from our field experiments, and found that increasing intraspecific competition resulted in an increase,in predicted optimal size. Our results suggest that the relationship between offspring size and fitness is highly variable in the marine environment and strongly dependent on the density of conspecifics.